title: Achromosomal cleavage of fertilized starfish eggs in the presence of aphidicolin.
mesh_terms: D000818:Animals; D016590:Aphidicolin; D001757:Blastomeres / Q000187:drug effects; D002455:Cell Division / Q000187:drug effects; D002875:Chromosomes / Q000648:ultrastructure*; D004247:DNA / Q000096:biosynthesis; D004257:DNA Polymerase II / Q000037:antagonists & inhibitors; D004224:Diterpenes / Q000494:pharmacology*; D005260:Female; D008938:Mitosis / Q000187:drug effects; D013215:Starfish / Q000196:embryology*; D015053:Zygote / Q000187:drug effects / Q000648:ultrastructure*
chemical_list: D004224:Diterpenes; D016590:Aphidicolin; D004247:DNA; D004257:DNA Polymerase II